package com.itheima.controller;

import com.itheima.domain.Book;
import com.itheima.result.Code;
import com.itheima.result.Result;
import com.itheima.service.BookService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @auther: J
 * @date:2022/11/9 20:00
 * @Todo:
 */
@RestController
@RequestMapping("/books")
public class BookController {
    @Autowired
    private BookService bookService;
    @PostMapping
    public Result save(@RequestBody Book book){
        boolean flag = bookService.save(book);
        return new Result(flag? Code.SAVE_OK:Code.SAVE_ERR,flag);
    }
    @DeleteMapping("/{id}")
    public Result delete(@PathVariable Integer id){
        boolean flag = bookService.delete(id);
        return new Result(flag? Code.DELETE_OK:Code.DELETE_ERR,flag);
    }
    @PutMapping
    public Result update(@RequestBody Book book){
        boolean flag = bookService.update(book);
        return new Result(flag? Code.UPDATE_OK:Code.UPDATA_ERR,flag);
    }
    @GetMapping("/{id}")
    public Result getById(@PathVariable Integer id){
        Book book = bookService.getById(id);
        Integer code=book!=null? Code.GET_OK:Code.GET_ERR;
        String msg=book!=null? "":"查询失败！";
        return new Result(msg,code,book);
    }
    @GetMapping
    public Result getAll(){
        List<Book> bookList = bookService.getAll();
        Integer code=bookList!=null? Code.GET_OK:Code.GET_ERR;
        String msg=bookList!=null? "":"查询失败！";
        return new Result(msg,code,bookList);
    }
}
